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High Volume User Program - Ottawa - ON - Canada

High Volume User Program

Last Update: October 27, 2025
Ottawa, ON
Provides rebates for installing water-efficient commercial fixtures and appliances

At a glance

Eligible Funding
  • Max. $10,000
Timeline
  • Unspecified
Financing Type
Grant and Funding
Eligible Industries
  • Real estate and rental and leasing
Funds Providers
Program status
Open

Overview

The City of Ottawa’s High Volume User Program offers rebates up to $10,000 per property for the installation of eligible water-efficient toilets, urinals, spray valves, commercial dishwashers, and washing machines. This funding initiative is designed to support retrofits that reduce water consumption and utility costs in high-usage industrial, commercial, institutional, and multi-residential buildings.

Financing terms and conditions

  • Rebates of $50 per single-flush or dual-flush high-efficiency toilet installed.
  • Rebates of $60 for urinals using 3.8L or less, or $75 for waterless urinals.
  • Rebate covering 50% of the pre-tax price of spray valves, up to a maximum of $200 per device.
  • Rebate covering 25% of the pre-tax price of commercial dishwashers and washing machines, up to a maximum of $1,000 per appliance.
  • The maximum total rebate amount is $10,000 per tax roll number.

Activities funded

  • Retrofitting industrial, commercial, institutional or multi-residential facilities with water-efficient toilets.
  • Upgrading to water-efficient urinals in eligible properties.
  • Installing water-saving spray valves.
  • Replacing old commercial dishwashers and washing machines with high-efficiency models.

Eligibility

  • The business or facility must be located in the City of Ottawa.
  • The building must have been constructed before 1996.
  • The applicant must be an industrial, commercial, or institutional property consuming at least 25,000 m³ of water per year, or a multi-residential property with six or more units.

Who is eligible?

  • Industrial property owners
  • Commercial property owners
  • Institutional property owners
  • Multi-residential property owners with six or more units

Who is not eligible

  • Businesses or facilities built after 1996.
  • Properties located outside the City of Ottawa.
  • Industrial, commercial or institutional properties using less than 25,000 m³ of water per year.
  • Residential properties containing fewer than six units.

Eligible expenses

  • Purchase and installation of high-efficiency single-flush or dual-flush toilets.
  • Purchase and installation of water-efficient urinals (3.8L or less, or waterless models).
  • Purchase and installation of water-efficient spray valves.
  • Purchase and installation of commercial-grade dishwashers and washing machines with water-efficient features.

Eligible geographic areas

  • City of Ottawa

How to apply

1

Check eligibility criteria

  • Verify that the business or facility is built before 1996
  • Ensure the property is located within the City of Ottawa
  • Confirm eligibility as an industrial, commercial, or institutional property using at least 25,000 m3 of water per year or as a multi-residential property with six or more units
2

Prepare application documents

  • Complete the Screening and Application Form (available as a PDF)
  • Take photos of the existing fixtures and appliances to be replaced
3

Submit application materials

  • Send the completed application form and photos to the WaterWise Coordinator at 951 Clyde Avenue, Ottawa, ON K1Z 5A6
  • Alternatively, contact by email at waterwise@ottawa.ca for information
4

Await application review

  • The City of Ottawa reviews the application and submitted documents
  • Approval status and further instructions are provided once the application is reviewed
5

Install approved fixtures

  • Once approved, complete the installation of water-efficient fixtures
  • Ensure all work is completed within 18 months of approval

Additional information

  • The total maximum rebate available is $10,000 per tax roll number.
  • Work must be completed within 18 months of project approval.
  • Applicants should take photographs of old fixtures and appliances before removal as part of the application process.
  • The City will review toilet selection as part of the screening and approval process to ensure compliance with program criteria.

Contacts

waterwise@ottawa.ca
3-1-1
Ottawa, ON, Canada
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Frequently Asked Questions about the High Volume User Program Program

Here are answers to the most common questions about the High Volume User Program. This section explains what the program is, how much funding is available, eligibility requirements, application deadlines, and other important details to help you determine if this grant is right for your business.

What is the High Volume User Program?

How much funding can be received?

What expenses are eligible under High Volume User Program?

What is the deadline to apply?

Is the High Volume User Program a grant, loan, or tax credit?

Who are the financial supporters of the High Volume User Program?

Who is eligible for the High Volume User Program program?

Who can I contact for more information about the High Volume User Program?

Where is the High Volume User Program available?

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